io L. B. Tnckcrmaii 



Second Form 



Qi=+Q [i — 2sin 2 2(o, i) snvV.YJ 

 +/C o sin4(o, i) sin irA T 1 

 — S sin2(o, i) sin2 7rA r , 



#C 1 =+Q sin4(o,i) sinVA^ 



-\-K [ l — 2cos'-2(o, i) sin^Tr.X",] ( 12 ) 



— S ( ,COS2(0,l) sin27T.\* 



S 1 = — Q o sin2(o, i) sin27r^\* 

 ■ — K cos 2(0, 1) sin2 7r.\* 

 +5 cbs - 2.iriyj 



Inverse Second Form 



P B =^P l 



Q =— Qj[i — 2 sin* 2(0, 1) shrV.Y,] 

 +#C 1 sin4(o, 1) siir^A^ 

 -+-5, sin 2(0, 1) sin2irA^ 



/C„=— Q,sin4(o, 1) sin^A^ 



+^[1— cos 2 2 (0,1) sinVA 7 ,] (13) 



— Sx cos 2 (o, 1 ) sin 2 7r A\ 



S = — Q x sin 2 (0,1) sin2 7r.\" 1 

 —J^ cos 2 (0,1) sin2irAf 

 -rSi COS2 7TA* 



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